abstract:Liu Ju (Traditional Chinese: 劉據) (128 BC – 91 BC), formally known as Crown Prince Wei (衛太子) and posthumously as Crown Prince Li (戾太子, literally "the Unrepentant Crown Prince") was a Western Han Dynasty crown prince. He was the eldest son and the heir apparent to his father, Emperor Wu of Han, until his death at age 38 during the political turmoil in 91 BC.